National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Partly Cloudy

44°F

7°C

Humidity 85%
Wind Speed SW 7 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Mar 2:54 am EDT
Extended Forecast for

Watertown MA

  • Overnight

    Overnight: Mostly clear, with a low around 37. Southwest wind around 5 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 37. Southwest wind 5 to 7 mph.

    Low: 37 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. South wind 3 to 6 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Southwest wind 3 to 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after 10am. Mostly cloudy, with a high near 57. East wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 57 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Cloudy, with a low around 50. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 50 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly between 10am and 2pm. Mostly cloudy, with a high near 59. West wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm, then a chance of snow between 8pm and 10pm. Partly cloudy, with a low around 28. West wind 8 to 11 mph. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 37. Southwest wind around 5 mph.
Monday
Sunny, with a high near 65. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Clear, with a low around 37. Southwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 71. South wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 42. Southwest wind 3 to 5 mph.
Wednesday
A slight chance of rain after 10am. Mostly cloudy, with a high near 57. East wind 6 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of rain. Cloudy, with a low around 50. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday
Rain likely, mainly between 10am and 2pm. Mostly cloudy, with a high near 59. West wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow before 8pm, then a chance of snow between 8pm and 10pm. Partly cloudy, with a low around 28. West wind 8 to 11 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 45. South wind 6 to 10 mph.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 34. South wind around 8 mph. Chance of precipitation is 60%.
Saturday
A chance of snow. Mostly cloudy, with a high near 48. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 29. West wind 5 to 8 mph.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 48. West wind 5 to 9 mph becoming south in the afternoon. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.37°N 71.16°W (Elev. 46 ft)
Last Update:
2:49 am EDT Mar 9, 2026
Forecast Valid:
3am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation